Bluetooth Version: V4.2

Chip: Airoha Support HFP

HSP A2DP AVRCP CVC6.0

Transmit Range: 10 15m

Driver: 40mm,Neodymium

Sensitivity:110+/-3db at 1khz/mW

Impedance:32+/-10%Ohms

Frequency range:20Hz-20Khz

Microphone  frequency range;20Hz-16KHz

Microphone Sensitivity:-42+/-3db

Battery: lithium battery 300Mah

Music Time: about 15hours

Talk Time: about 18hours

Charging Time: about 2hours

Touch control